Respuesta :

Answer:

3

Step-by-step explanation:

Slope of a line m= y₂-y₁/x₂-x₁

From question;

(-10,8)= (x₁,y₁)

(-15,-7)= (x₂, y₂)

Substitute into formula;

m= [tex]\frac{-7-8}{-15-(-10)}[/tex]

m=[tex]\frac{-15}{-15+10}[/tex]

m=[tex]\frac{-15}{-5}[/tex]

m= 3